Home / 1,830,691.68-2,746,219.50-678,246.54

Finding the Fourth Proportional to 1,830,691.68, 2,746,219.50 and 678,246.54

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Solution

The fourth proportional to 1,830,691.68, 2,746,219.50 and 678,246.54 is: 1,017,437.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830,691.68 : 2,746,219.50 = 678,246.54 : x
  2. Step 2: Convert to fraction form
    1,830,691.68/2,746,219.50 = 678,246.54/x
  3. Step 3: Cross multiply
    1,830,691.68x = 2,746,219.50 × 678,246.54
  4. Step 4: Simplify right side
    1,830,691.68x = 1,862,613,873,955.53
  5. Step 5: Solve for x
    x = 1,862,613,873,955.53/1,830,691.68
  6. Step 6: Final answer
    x = 1,017,437.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.